Allows certain inmates to be granted a merit time allowance; allows inmates who are victims are able to prove that they were subjected to substantial physical, sexual or psychological abuse, that the abuse was inflicted by a member of their same family or household or a member of the person's immediate family, and that the abuse was a substantial factor in causing them to commit the crime to be eligible to earn merit time in the amount of one third off either their minimum sentence (if inmate has an indeterminate sentence) or their flat sentence; allows such inmates to be eligible for presumptive release; expands the criteria that a person in custody of the department of correctional services may meet in order to earn merit time.